78 lines
1.7 KiB
C
78 lines
1.7 KiB
C
|
/*
|
||
|
|
* C293PCIE Board Setup
|
||
|
|
*
|
||
|
|
* Copyright 2013 Freescale Semiconductor Inc.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify it
|
||
|
|
* under the terms of the GNU General Public License as published by the
|
||
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
||
|
|
* option) any later version.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/stddef.h>
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/of_fdt.h>
|
||
|
|
#include <linux/of_platform.h>
|
||
|
|
|
||
|
|
#include <asm/machdep.h>
|
||
|
|
#include <asm/udbg.h>
|
||
|
|
#include <asm/mpic.h>
|
||
|
|
|
||
|
|
#include <sysdev/fsl_soc.h>
|
||
|
|
#include <sysdev/fsl_pci.h>
|
||
|
|
|
||
|
|
#include "mpc85xx.h"
|
||
|
|
|
||
|
|
void __init c293_pcie_pic_init(void)
|
||
|
|
{
|
||
|
|
struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN |
|
||
|
|
MPIC_SINGLE_DEST_CPU, 0, 256, " OpenPIC ");
|
||
|
|
|
||
|
|
BUG_ON(mpic == NULL);
|
||
|
|
|
||
|
|
mpic_init(mpic);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Setup the architecture
|
||
|
|
*/
|
||
|
|
static void __init c293_pcie_setup_arch(void)
|
||
|
|
{
|
||
|
|
if (ppc_md.progress)
|
||
|
|
ppc_md.progress("c293_pcie_setup_arch()", 0);
|
||
|
|
|
||
|
|
fsl_pci_assign_primary();
|
||
|
|
|
||
|
|
printk(KERN_INFO "C293 PCIE board from Freescale Semiconductor\n");
|
||
|
|
}
|
||
|
|
|
||
|
|
machine_arch_initcall(c293_pcie, mpc85xx_common_publish_devices);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Called very early, device-tree isn't unflattened
|
||
|
|
*/
|
||
|
|
static int __init c293_pcie_probe(void)
|
||
|
|
{
|
||
|
|
unsigned long root = of_get_flat_dt_root();
|
||
|
|
|
||
|
|
if (of_flat_dt_is_compatible(root, "fsl,C293PCIE"))
|
||
|
|
return 1;
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
define_machine(c293_pcie) {
|
||
|
|
.name = "C293 PCIE",
|
||
|
|
.probe = c293_pcie_probe,
|
||
|
|
.setup_arch = c293_pcie_setup_arch,
|
||
|
|
.init_IRQ = c293_pcie_pic_init,
|
||
|
|
#ifdef CONFIG_PCI
|
||
|
|
.pcibios_fixup_bus = fsl_pcibios_fixup_bus,
|
||
|
|
.pcibios_fixup_phb = fsl_pcibios_fixup_phb,
|
||
|
|
#endif
|
||
|
|
.get_irq = mpic_get_irq,
|
||
|
|
.restart = fsl_rstcr_restart,
|
||
|
|
.calibrate_decr = generic_calibrate_decr,
|
||
|
|
.progress = udbg_progress,
|
||
|
|
};
|